Home / 1,146,356.40-1,720,846.80-673,308.30

Finding the Fourth Proportional to 1,146,356.40, 1,720,846.80 and 673,308.30

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Solution

The fourth proportional to 1,146,356.40, 1,720,846.80 and 673,308.30 is: 1,010,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,356.40 : 1,720,846.80 = 673,308.30 : x
  2. Step 2: Convert to fraction form
    1,146,356.40/1,720,846.80 = 673,308.30/x
  3. Step 3: Cross multiply
    1,146,356.40x = 1,720,846.80 × 673,308.30
  4. Step 4: Simplify right side
    1,146,356.40x = 1,158,660,433,468.44
  5. Step 5: Solve for x
    x = 1,158,660,433,468.44/1,146,356.40
  6. Step 6: Final answer
    x = 1,010,733.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.